Home Accessibility Stairs Spiral staircase Spiral staircase Description Save Helicoidal metal staircase. Format DWG File size 548.40 KB DOWNLOAD DWG share your appreciation Related Posts details of stairs plan of dimensions Structural project of a 2-level house metallic staircase house railing Railing metallic staircase Stainless steel ladder for casting alternate step scale Profile Metal staircase with concrete steps concrete staircase Metallic spiral staircase in autocad Details of ramps - stairs stair details railing 3d max Wooden stairs Three types of stairs Fire escape building stairs